DE107138C - - Google Patents

Info

Publication number
DE107138C
DE107138C DENDAT107138D DE107138DA DE107138C DE 107138 C DE107138 C DE 107138C DE NDAT107138 D DENDAT107138 D DE NDAT107138D DE 107138D A DE107138D A DE 107138DA DE 107138 C DE107138 C DE 107138C
Authority
DE
Germany
Prior art keywords
producing
bent
section
tube
expansion device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DENDAT107138D
Other languages
German (de)
English (en)
Publication of DE107138C publication Critical patent/DE107138C/de
Active legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D9/00Bending tubes using mandrels or the like
    • B21D9/01Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
    • B21D9/03Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length and built-up from loose elements, e.g. series of balls

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrophonic Musical Instruments (AREA)
DENDAT107138D Active DE107138C (OSRAM)

Publications (1)

Publication Number Publication Date
DE107138C true DE107138C (OSRAM)

Family

ID=377234

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT107138D Active DE107138C (OSRAM)

Country Status (1)

Country Link
DE (1) DE107138C (OSRAM)

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